<template>
    <div>
        <!-- 面包屑导航 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>用户管理</el-breadcrumb-item>
            <el-breadcrumb-item>用户列表</el-breadcrumb-item>
        </el-breadcrumb>
        <el-card>
            <el-row :gutter=20>
                <el-col :span=6>
                     <el-input placeholder="请输入内容" v-model="searchText" class="input-with-select">
                        <el-button slot="append" icon="el-icon-search"></el-button>
                    </el-input>
                </el-col>
                <el-col :span=18>
                    <el-button type="primary" @click="addGoods">添加商品</el-button>
                </el-col>
            </el-row>
            <el-table :data="goodsList" style="width: 100%">
                <el-table-column type="index">
                </el-table-column>
                <el-table-column prop="goods_name" label="商品价格(元)">
                </el-table-column>
                <el-table-column prop="goods_weight" width="170px" label="商品重量">
                </el-table-column>
                <el-table-column prop="add_time" width="220px" label="创建时间">
                  <template slot-scope="scope">
                    {{scope.row.add_time | timeHandle}}
                  </template>
                </el-table-column>
                <el-table-column  label="操作">
                  <template slot-scope="scope">
                    <el-button size="mini" type="primary" icon="el-icon-edit"></el-button>
                    <el-button size="mini" type="danger" @click="deleteGoods(scope.row.goods_id)" icon="el-icon-delete"></el-button>
                  </template>
                </el-table-column>
            </el-table>
            <!-- 分页区域 -->
            <el-pagination
              @size-change="handleSizeChange"
              @current-change="handleCurrentChange"
              :current-page="queryInfo.pagenum"
              :page-sizes="[1, 2, 5, 8]"
              :page-size="queryInfo.pagesize"
              layout="total, sizes, prev, pager, next, jumper"
              :total="total">
            </el-pagination>
        </el-card>
    </div>
</template>

<script>
export default {
  data () {
    return {
      searchText: '',
      goodsList: [],
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 5
      },
      total: 0
    }
  },
  created () {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList () {
      const { data: res } = await this.$http.get('goods', { params: this.queryInfo })
      if (res.meta.status !== 200) {
        return this.$Message.error('获取商品列表失败')
      }
      this.goodsList = res.data.goods
      this.total = res.data.total
    },
    // 删除商品
    async deleteGoods (id) {
      const str = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      if (str !== 'confirm') {
        this.$Message('取消删除')
      } else {
        console.log(str)
        const { data: res } = await this.$http.delete(`goods/${id}`)
        if (res.meta.status !== 200) {
          return this.$Message.error('删除失败')
        }
        this.$Message.success('删除成功')
        this.getGoodsList()
      }
    },
    // 分页大小改变触发
    handleSizeChange (val) {
      this.queryInfo.pagesize = val
      this.getGoodsList()
    },
    // 当前页改变触发
    handleCurrentChange (val) {
      this.queryInfo.pagenum = val
      this.getGoodsList()
    },
    addGoods () {
      this.$router.push('goods/add')
    }
  }
}
</script>

<style lang="less" scoped>
.input-with-select{
    margin-right: 15px;
}
</style>
